The Marine Knowledge Network
Field write-ups from real jobs - what broke, what fixed it, torque specs and part numbers included. Ask it a question; specs answer inline.
5 articles for “efi”
Outboard Fuel Pump Diagnosis: Lift Pumps, VSTs, and Primer Bulbs
... the VST and high-pressure pump On EFI outboards, the lift pump feeds a ...
outboard
Yamaha WaveRunner No-Start Diagnosis
... fuel — listen for the fuel pump prime (EFI models), check fuel pressure at the ...
YamahaWaveRunnerPWC
The On-Water Diagnosis Kit: What's Actually in the Bag
... with schrader and T-fittings for EFI rails - Vacuum/pressure hand pump (lower unit ...
Yamaha F-Series Four-Stroke Winterization
... 3. **Fog or mist protect.** On EFI models, follow Yamaha's recommended storage procedure ...
YamahaF-seriesfour-stroke outboard
Quoting a Repower: The Mobile Mechanic's Guide
... siphon valve, tank pickup — many new EFI engines are intolerant of old fuel systems ...
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